CENTRIFICALLY CAST DUCTILE IRON liners are a must for turbo and high
compression normally aspirated engines. Rings stay sealed better when the bore
concentricity is maintained and horsepower is improved especially at high
RPM.

Still cast OEM and gray iron liners are not nearly as strong or resiliant as
centrifugally cast ductile iron. This complex alloy (100-RC32) has greater: